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Back to OCR Maths Higher June 2018 Paper 5 Home
​Q11: Answers – Paper 5 – June 2018
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Content:
  • Finding a Side
  • Pythagoras' Theorem – Not Finding the Hypotenuse
  • Finding Exact Trigonometry Values – 60°​
Quizzes:
  • Finding a Side
  • Pythagoras' Theorem – Not Finding the Hypotenuse
  • ​Finding Exact Trigonometry Values – 60°

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Picture

Working
The diagram shows two right-angled triangles ABD and BCD, sharing a common side BD.
​AD = 10cm, BC = 12cm and angle DBC = 60°.
Picture
Work out the length of AB.
Picture
Picture

Question
11) The diagram shows two right-angled triangles ABD and BCD, sharing a common side BD.
​AD = 10cm, BC = 12cm and angle DBC = 60°.
Picture
Work out the length of AB.
[6 marks]​
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